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Re: sched2 seems to be disabled on x86


Andreas Jaeger wrote:-

> Neil Booth <neil@daikokuya.co.uk> writes:
> 
> > Neil Booth wrote:-
> >
> >> Whilst I'd love to take credit for a speed-up, I think the credit lies
> >> elsewhere.  The output of -fverbose-asm is simply not reporting the
> >> facts.
> >> 
> >> I'm not sure what to do about this as it used to be driven off the
> >> f_options table, which will eventually cease to exist.
> >
> > This patch restores the flags (they were only removed to avoid false
> > success during the transition phase where there were two handlers
> > for -f options.) which are now harmless.
> 
> Shouldn't we add some test to the testsuite to check that the flags
> are really enabled?  Compiling something with -fverbose-asm and then
> looking at the .s file should do the trick - but unfortunatly
> different targets enable different flags at e.g. -O2.

They were enabled (except for the two in #ifdef); this patch just
restored their output with -fverbose-asm.  It needs to be done
differently long-term.

Neil.


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